计算(1+1/2)(1+1/2^2)(1+1/2^4)(1+1/2^6)(1+1/2^8)+1/2^15
人气:165 ℃ 时间:2020-05-19 12:37:22
解答
您好:(1+1/2)(1+1/2^2)(1+1/2^4)(1+1/2^6)(1+1/2^8)+1/2^15=2*(1-1/2)(1+1/2)(1+1/2^2)(1+1/2^4)(1+1/2^6)(1+1/2^8)+1/2^15=2*(1-1/2^2)(1+1/2^2)(1+1/2^4)(1+1/2^6)(1+1/2^8)+1/2^15=...=2*(1-1/2^16)+1/2^15=2-1/...
推荐
猜你喜欢